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Table 2 Median and range of daily air pollutant concentrations and meteorological variables

From: Asthma and COPD exacerbation in relation to outdoor air pollution in the metropolitan area of Berlin, Germany

Parameter Median (range)
NO2 [µg/m3] 25.0 (6.0–87.0)
O3 [µg/m3] 42.0 (1.0–135.0)
Ox [µg/m3] 68.0 (20.5–157.0)
PM10 [µg/m3] 21.7 (4.7–188.3)
PM2.5 [µg/m3] 15.5 (3.8–168.8)
Daily mean temperature [°C] 10.8 (− 15.6–30.5)
Humidity [%] 76.38 (0.00–99.96)
Wind speed [m/s] 35.0 (0.0–106.0)